SanDisk's new microSD cards are insanely fast 4K beasts

If you’re into shooting 4K video, you’ll probably be really into the newest microSD cards from SanDisk which can hold 14 hours of footage and transfer info insanely fast. The SanDisk Extreme 256GB microSD card not only has an insane capacity (seriously, 14 hours of 4K footage!), it can transfer your data at a read rate of 100Mbps. It has a write speed of 90Mbps